Table 21-7. Signals by Pin Number (continued)
DescriptionBuffer Type
a
Pin TypePin NamePin Number
Positive supply for most of the logic function, including the
processor core and most peripherals. The voltage on this pin is
1.3 V and is supplied by the on-chip LDO. The VDDC pins should
only be connected to the LDO pin and an external capacitor as
specified in Table 23-6 on page 986 .
Power-VDDC
G3
Positive supply for I/O and some logic.Power-VDD
G10
Positive supply for I/O and some logic.Power-VDD
G11
Positive supply for I/O and some logic.Power-VDD
G12
GPIO port D bit 3.TTLI/OPD3
H1
Analog-to-digital converter input 12.AnalogIAIN12
Capture/Compare/PWM 0.TTLI/OCCP0
Capture/Compare/PWM 7.TTLI/OCCP7
PWM 3. This signal is controlled by PWM Generator 1.TTLOPWM3
UART module 1 transmit. When in IrDA mode, this signal has IrDA
modulation.
TTLOU1Tx
GPIO port D bit 2.TTLI/OPD2
H2
Analog-to-digital converter input 13.AnalogIAIN13
Capture/Compare/PWM 5.TTLI/OCCP5
Capture/Compare/PWM 6.TTLI/OCCP6
PWM 2. This signal is controlled by PWM Generator 1.TTLOPWM2
UART module 1 receive. When in IrDA mode, this signal has IrDA
modulation.
TTLIU1Rx
Ground reference for logic and I/O pins.Power-GND
H3
Positive supply for I/O and some logic.Power-VDD
H10
System reset input.TTLIRST
H11
GPIO port F bit 1.TTLI/OPF1
H12
Capture/Compare/PWM 3.TTLI/OCCP3
QEI module 1 index.TTLIIDX1
PWM 1. This signal is controlled by PWM Generator 0.TTLOPWM1
Ethernet PHY XTALN 25-MHz oscillator crystal output. Leave this
pin unconnected when using a single-ended 25-MHz clock input
connected to the XTALPPHY pin.
AnalogOXTALNPHY
J1
Ethernet PHY XTALP 25-MHz oscillator crystal input or external
clock reference input.
AnalogIXTALPPHY
J2
Ground reference for logic and I/O pins.Power-GND
J3
Ground reference for logic and I/O pins.Power-GND
J10
GPIO port F bit 2.TTLI/OPF2
J11
Ethernet LED 1.TTLOLED1
PWM 2. This signal is controlled by PWM Generator 1.TTLOPWM2
PWM 4. This signal is controlled by PWM Generator 2.TTLOPWM4
GPIO port F bit 3.TTLI/OPF3
J12
Ethernet LED 0.TTLOLED0
PWM 3. This signal is controlled by PWM Generator 1.TTLOPWM3
PWM 5. This signal is controlled by PWM Generator 2.TTLOPWM5
957July 24, 2012
Texas Instruments-Production Data
Stellaris
®
LM3S6G65 Microcontroller
OBSOLETE: TI has discontinued production of this device.